Single-crystal Ni-based super-heat-resistant alloy

Details Single-crystal Ni-based super-heat-resistant alloy Single-crystal Ni-based super-heat-resistant alloy

1986-11-05

1989-02-07

Dean, R.

Metal treatment

Stock

Directionally solidified

148410, C22C 1905

Patent

active

048029343

ABSTRACT:
A single-crystal Ni-based super-heat-resistant alloy consisting essentially of, by weight percentage, 4 to 10% of Cr, 4 to 6.5% of Al, 4 to 10% of W, 4 to 9% of Ta, 1.5 to 6% of Mo, and the balance substantially Ni and impurities; or the alloy containing not greater than 12% of Co in addition to the above composition; wherein the contents of W, Ta and Mo are selected to meet the following condition: 1/2.W+1/2.Ta+Mo=9.5% to 13.5%.

REFERENCES:
patent: 4116723 (1978-09-01), Gell et al.

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